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4508 Pathology

A 63-year-old woman discovers a lump in her right breast. Mammography confirms the presence of a suspicious “lump,” and a needle core biopsy is performed to determine whether the mass is malignant. The pathology repo confirms that the mass is indeed cancerous and that the tissue demonstrates amplification of the Her-2/neu oncogene. The gene product of Her-2/neu is what kind of protein?

AGTPase
BGTPase-activating protein
CNuclear transcription factor
DReceptor tyrosine kinase
Pathology
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